http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55482
Bug #: 55482 Summary: gfortran.dg/class_array_7.f03 execution failures with -fsanitize=address Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: sanitizer AssignedTo: unassig...@gcc.gnu.org ReportedBy: howa...@nitro.med.uc.edu CC: do...@gcc.gnu.org, dvyu...@gcc.gnu.org, ja...@gcc.gnu.org, k...@gcc.gnu.org Using... make -k check-gfortran RUNTESTFLAGS="--target_board=unix'{-fsanitize=address}'" on x86_64-apple-darwin12 produced regressions in the execution tests for... FAIL: gfortran.dg/class_array_7.f03 -O0 execution test FAIL: gfortran.dg/class_array_7.f03 -O1 execution test FAIL: gfortran.dg/class_array_7.f03 -O2 execution test FAIL: gfortran.dg/class_array_7.f03 -O3 -fomit-frame-pointer execution test FAIL: gfortran.dg/class_array_7.f03 -O3 -fomit-frame-pointer -funroll-loops execution test FAIL: gfortran.dg/class_array_7.f03 -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions execution test FAIL: gfortran.dg/class_array_7.f03 -O3 -g execution test FAIL: gfortran.dg/class_array_7.f03 -Os execution test which are of the form... Executing on host: /sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/../../gfortran -B/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/../../ -B/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libgfortran/ /sw/src/fink.build/gcc48-4.8.0-1000/gcc-4.8-20121124/gcc/testsuite/gfortran.dg/class_array_7.f03 -fno-diagnostics-show-caret -O0 -pedantic-errors -B/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libgfortran/.libs -L/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libgfortran/.libs -L/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libgfortran/.libs -B/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libquadmath/.libs -L/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libquadmath/.libs -L/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libquadmath/.libs -lm -fsanitize=address -o ./class_array_7.exe (timeout = 300) PASS: gfortran.dg/class_array_7.f03 -O0 (test for excess errors) Setting LD_LIBRARY_PATH to .:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libgfortran/.libs:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libgfortran/.libs:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libquadmath/.libs:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libquadmath/.libs:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc:.:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libgfortran/.libs:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libgfortran/.libs:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libquadmath/.libs:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/x86_64-apple-darwin11.4.2/./libquadmath/.libs:/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc ================================================================= ==52005== ERROR: AddressSanitizer: heap-buffer-overflow on address 0x000104c56fe8 at pc 0x101d34edd bp 0x7fff61930200 sp 0x7fff619301f8 READ of size 4 at 0x000104c56fe8 thread T0 #0 0x101d34edc (/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/./class_array_7.exe+0x100002edc) #1 0x101d34979 (/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/./class_array_7.exe+0x100002979) #2 0x101d35523 (/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/./class_array_7.exe+0x100003523) #3 0x101d3579c (/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/./class_array_7.exe+0x10000379c) #4 0x101d334ef (/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/./class_array_7.exe+0x1000014ef) #5 0x0 0x000104c56fe8 is located 0 bytes to the right of 40-byte region [0x000104c56fc0,0x000104c56fe8) allocated by thread T0 here: #0 0x101ebdd85 (/sw/lib/gcc4.8/lib/libasan.0.dylib+0xbd85) #1 0x7fff958d53c7 (/usr/lib/system/libsystem_c.dylib+0xa03c7) #2 0x7fff958d61a3 (/usr/lib/system/libsystem_c.dylib+0xa11a3) #3 0x101d350a3 (/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/./class_array_7.exe+0x1000030a3) #4 0x101d3579c (/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/./class_array_7.exe+0x10000379c) #5 0x101d334ef (/sw/src/fink.build/gcc48-4.8.0-1000/darwin_objdir/gcc/testsuite/gfortran/./class_array_7.exe+0x1000014ef) Shadow byte and word: 0x10002098adfd: fb 0x10002098adf8: 00 00 00 00 00 fb fb fb More shadow bytes: 0x10002098add8: fa fa fa fa fa fa fa fa 0x10002098ade0: fa fa fa fa fa fa fa fa 0x10002098ade8: fa fa fa fa fa fa fa fa 0x10002098adf0: fa fa fa fa fa fa fa fa =>0x10002098adf8: 00 00 00 00 00 fb fb fb 0x10002098ae00: fa fa fa fa fa fa fa fa 0x10002098ae08: fd fd fd fd fd fd fd fd 0x10002098ae10: fa fa fa fa fa fa fa fa 0x10002098ae18: fd fd fd fd fd fd fd fd Stats: 0M malloced (0M for red zones) by 7 calls Stats: 0M realloced by 0 calls Stats: 0M freed by 4 calls Stats: 0M really freed by 0 calls Stats: 1M (384 full pages) mmaped in 3 calls mmaps by size class: 7:4095; 8:2047; 11:255; mallocs by size class: 7:3; 8:2; 11:2; frees by size class: 7:2; 11:2; rfrees by size class: Stats: malloc large: 0 small slow: 3 ==52005== ABORTING FAIL: gfortran.dg/class_array_7.f03 -O0 execution test